* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #0d1117;
  --panel: #161b22;
  --panel-2: #0d1117;
  --border: #30363d;
  --text: #e6edf3;
  --muted: #8b949e;
  --dim: #6e7681;
  --accent: #58a6ff;
  --up: #3fb950;
  --up-bg: #0d2f1a;
  --down: #f85149;
  --down-bg: #2f0d0d;
}

body {
  font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
  background:
    radial-gradient(ellipse at top left, rgba(88, 166, 255, 0.06), transparent 50%),
    radial-gradient(ellipse at top right, rgba(63, 185, 80, 0.04), transparent 50%),
    var(--bg);
  background-attachment: fixed;
  color: var(--text);
  min-height: 100vh;
  padding: 24px;
}

/* ── Header ────────────────────────────────────────────── */

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

h1 {
  font-size: 28px;
  letter-spacing: 3px;
  color: var(--accent);
  text-shadow: 0 0 16px rgba(88, 166, 255, 0.25);
}

.ticker {
  display: flex;
  align-items: center;
  gap: 18px;
  font-family: 'Consolas', 'Cascadia Code', monospace;
  font-variant-numeric: tabular-nums;
}

.ticker-main {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.ticker-symbol {
  font-size: 14px;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: 2px;
  padding: 2px 8px;
  border: 1px solid var(--border);
  border-radius: 4px;
}

.ticker-price {
  font-size: 36px;
  font-weight: 700;
  color: var(--text);
  transition: color 200ms;
}

.ticker-price.flash-up {
  animation: priceFlashUp 900ms ease-out;
}

.ticker-price.flash-down {
  animation: priceFlashDown 900ms ease-out;
}

@keyframes priceFlashUp {
  0% { color: var(--text); text-shadow: none; }
  20% { color: var(--up); text-shadow: 0 0 24px var(--up), 0 0 8px var(--up); }
  100% { color: var(--text); text-shadow: none; }
}

@keyframes priceFlashDown {
  0% { color: var(--text); text-shadow: none; }
  20% { color: var(--down); text-shadow: 0 0 24px var(--down), 0 0 8px var(--down); }
  100% { color: var(--text); text-shadow: none; }
}

.ticker-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

.ticker-change {
  font-size: 15px;
  font-weight: 600;
  color: var(--muted);
  font-family: 'Consolas', monospace;
  font-variant-numeric: tabular-nums;
}

.ticker-change.up { color: var(--up); }
.ticker-change.down { color: var(--down); }

.market-status {
  font-size: 11px;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: 3px;
  letter-spacing: 2px;
  font-family: 'Segoe UI', sans-serif;
  position: relative;
}

.market-status.open {
  color: var(--up);
  background: var(--up-bg);
  box-shadow: 0 0 10px rgba(63, 185, 80, 0.4);
}

.market-status.open::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--up);
  margin-right: 6px;
  vertical-align: middle;
  animation: pulse 1.6s ease-in-out infinite;
}

.market-status.closed {
  color: var(--down);
  background: var(--down-bg);
}

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(63, 185, 80, 0.7); }
  50% { opacity: 0.6; box-shadow: 0 0 0 6px rgba(63, 185, 80, 0); }
}

/* ── Tabs ──────────────────────────────────────────────── */

.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.tab {
  background: transparent;
  border: none;
  color: var(--muted);
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  letter-spacing: 0.5px;
}

.tab:hover { color: var(--text); }

.tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

main { display: block; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

#tab-leaderboard.active {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

/* ── Chart section ─────────────────────────────────────── */

.chart-section {
  position: relative;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(88, 166, 255, 0.04), transparent 60%),
    var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0;
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.02) inset,
    0 8px 32px rgba(0, 0, 0, 0.4);
}

.stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border-bottom: 1px solid var(--border);
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 18px;
  background: var(--panel);
}

.stat .label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--dim);
}

.stat .value {
  font-family: 'Consolas', 'Cascadia Code', monospace;
  font-variant-numeric: tabular-nums;
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
}

.stat .value.up { color: var(--up); }
.stat .value.down { color: var(--down); }

.chart-canvas-wrap {
  position: relative;
  height: 60vh;
  min-height: 420px;
  padding: 16px;
}

.range-bar {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 4px;
  padding: 10px 16px;
  border-top: 1px solid var(--border);
  background: var(--panel-2);
}

.range-pill {
  background: transparent;
  border: 1px solid transparent;
  color: var(--muted);
  padding: 5px 14px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  cursor: pointer;
  font-family: 'Consolas', 'Cascadia Code', monospace;
  transition: color 120ms, background 120ms, border-color 120ms;
}

.range-pill:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}

.range-pill.active {
  color: var(--accent);
  background: rgba(88, 166, 255, 0.1);
  border-color: rgba(88, 166, 255, 0.3);
}

/* ── Performance grid ──────────────────────────────────── */

.performance-section {
  margin-top: 16px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
}

.performance-section h3 {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
}

.performance-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 8px;
}

.perf-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 14px 10px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
}

.perf-cell .period {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 1.5px;
  color: var(--dim);
}

.perf-cell .value {
  font-family: 'Consolas', 'Cascadia Code', monospace;
  font-variant-numeric: tabular-nums;
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
}

.perf-cell .value.up { color: var(--up); }
.perf-cell .value.down { color: var(--down); }
.perf-cell .value.dim { color: var(--dim); }

/* ── Leaderboards ──────────────────────────────────────── */

.board {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
}

.board h2 {
  font-size: 14px;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 700;
}

.board-sub {
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
  margin-bottom: 16px;
}

.board-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.board-list li {
  display: grid;
  grid-template-columns: 28px 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
}

.board-list .rank {
  font-family: 'Consolas', monospace;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.board-list .name {
  color: var(--accent);
  font-weight: 600;
}

.board-list .value {
  font-family: 'Consolas', monospace;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}

.board-list .value.up { color: var(--up); }
.board-list .value.down { color: var(--down); }

.board-list .empty {
  display: block;
  text-align: center;
  color: var(--dim);
  font-style: italic;
  padding: 12px;
  background: transparent;
  border: 1px dashed var(--border);
}

/* ── Commands tab ──────────────────────────────────────── */

.commands-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.command-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 22px 24px;
}

.command-header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.command-name {
  font-family: 'Consolas', 'Cascadia Code', monospace;
  font-size: 22px;
  font-weight: 700;
  color: var(--accent);
  text-shadow: 0 0 10px rgba(88, 166, 255, 0.25);
}

.command-alt {
  font-family: 'Consolas', monospace;
  font-size: 13px;
  color: var(--muted);
  padding: 2px 8px;
  border: 1px solid var(--border);
  border-radius: 4px;
}

.command-desc {
  font-size: 14px;
  color: var(--text);
  line-height: 1.5;
  margin-bottom: 14px;
}

.command-formula {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px 14px;
  margin-bottom: 10px;
}

.formula-label {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 2px;
  color: var(--muted);
  text-transform: uppercase;
  flex-shrink: 0;
}

.command-formula code {
  font-family: 'Consolas', 'Cascadia Code', monospace;
  font-size: 14px;
  color: var(--text);
  font-weight: 600;
}

.command-note {
  font-size: 12px;
  color: var(--muted);
  font-style: italic;
}

.command-example {
  font-family: 'Consolas', monospace;
  color: var(--up);
  font-style: normal;
  font-weight: 700;
}

/* ── Milestones ────────────────────────────────────────── */

.milestones-section {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
}

.ms-current-display {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 14px;
  padding-bottom: 20px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.ms-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--dim);
}

.ms-value {
  font-family: 'Consolas', 'Cascadia Code', monospace;
  font-variant-numeric: tabular-nums;
  font-size: 36px;
  font-weight: 700;
  color: var(--text);
}

.ms-value.ms-current {
  color: var(--accent);
  text-shadow: 0 0 18px rgba(88, 166, 255, 0.4);
}

.milestone-track-wrap {
  padding: 24px 4px 4px;
  overflow-x: auto;
}

.milestone-track {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  position: relative;
  min-width: 660px;
}

/* Horizontal connector line behind the markers, aligned to their center. */
.milestone-track::before {
  content: '';
  position: absolute;
  top: 13px;
  left: 28px;
  right: 28px;
  height: 2px;
  background: var(--border);
  z-index: 0;
}

.ms-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  position: relative;
  z-index: 1;
  flex: 1 0 56px;
  min-width: 56px;
  padding: 0 4px;
}

.ms-marker {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--panel);
  border: 2px solid var(--border);
  transition: all 200ms;
  margin-top: 3px;
}

.ms-node.unlocked .ms-marker {
  background: var(--up);
  border-color: var(--up);
  box-shadow: 0 0 14px rgba(63, 185, 80, 0.5);
}

.ms-node.current .ms-marker {
  background: var(--accent);
  border-color: var(--accent);
  width: 26px;
  height: 26px;
  margin-top: 1px;
  box-shadow: 0 0 0 4px rgba(88, 166, 255, 0.2), 0 0 22px rgba(88, 166, 255, 0.65);
  animation: msCurrentPulse 2.2s ease-in-out infinite;
}

@keyframes msCurrentPulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(88, 166, 255, 0.2), 0 0 22px rgba(88, 166, 255, 0.65); }
  50%      { box-shadow: 0 0 0 6px rgba(88, 166, 255, 0.12), 0 0 28px rgba(88, 166, 255, 0.85); }
}

.ms-node.baseline .ms-marker {
  background: var(--panel);
  border: 2px solid var(--accent);
  width: 22px;
  height: 22px;
  border-radius: 4px;
  transform: rotate(45deg);
  box-shadow: 0 0 14px rgba(88, 166, 255, 0.4);
}

.ms-threshold {
  font-family: 'Consolas', monospace;
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  font-weight: 700;
  color: var(--dim);
}

.ms-node.unlocked .ms-threshold { color: var(--text); }
.ms-node.current .ms-threshold { color: var(--accent); }
.ms-node.baseline .ms-threshold { color: var(--accent); }

.ms-reward {
  font-size: 11px;
  color: var(--dim);
  text-align: center;
  line-height: 1.35;
  max-width: 100%;
  word-break: break-word;
  min-height: 28px;
}

.ms-node.unlocked .ms-reward { color: var(--text); font-weight: 600; }
.ms-node.unlocked .ms-reward em { color: var(--muted); font-weight: 400; }
.ms-node.baseline .ms-reward { color: var(--muted); font-style: italic; }

/* ── Responsive ────────────────────────────────────────── */

@media (max-width: 700px) {
  body { padding: 16px; }
  h1 { font-size: 22px; }
  .ticker-price { font-size: 28px; }
  .stats-strip { grid-template-columns: repeat(2, 1fr); }
  .ticker-meta { display: none; }
}